Question

Q if the plank's constant(h) and the speed of light in vaccum (c) are taken as two fundamental quantities, which one of the following can, in addition, be taken to express length, mass and time in terms of the three choose fundamental quantities.

(1) Mass of electron
(2) universal gravitational constant(G)
(3) Charge of electron
(4) mass of proton

Answer 1

Answer:

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